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68 lines
1.9 KiB
C
68 lines
1.9 KiB
C
/* guestfish - guest filesystem shell
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* Copyright (C) 2010-2025 Red Hat Inc.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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/**
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* This file implements the guestfish C<supported> command.
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*/
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#include <config.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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#include <libintl.h>
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#include "fish.h"
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int
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run_supported (const char *cmd, size_t argc, char *argv[])
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{
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/* As a side-effect this also checks that we've called 'launch'. */
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CLEANUP_FREE_STRING_LIST char **groups = guestfs_available_all_groups (g);
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if (groups == NULL)
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return -1;
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/* Temporarily replace the error handler so that messages don't get
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* printed to stderr while we are issuing commands.
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*/
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guestfs_push_error_handler (g, NULL, NULL);
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/* Work out the max string length of any group name. */
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size_t i;
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size_t len = 0;
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for (i = 0; groups[i] != NULL; ++i) {
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const size_t l = strlen (groups[i]);
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if (l > len)
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len = l;
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}
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for (i = 0; groups[i] != NULL; ++i) {
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char *gg[] = { groups[i], NULL };
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const int r = guestfs_available (g, gg);
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const char *str = r == 0 ? _("yes") : _("no");
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printf ("%*s %s\n", (int) len, groups[i], str);
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}
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/* Restore error handler. */
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guestfs_pop_error_handler (g);
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return 0;
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}
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